Iron Horse MTF2 Series User manual

Chapter 1: Getting Started
Page 1–1IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
Table of ConTenTs
Manual Overview � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1–2
Overview of this Publication � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–2
Who Should Read This Manual � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–2
Technical Support � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–2
Special Symbols � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–2
Available Models � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1–3
MTF2 Farm-Duty T-Frame Single-Phase Motors – Features and Specifications � � � � � � � � � � � � � 1–3
MTR2 Rolled-Steel 56C/56HC-Frame Single-Phase Motors – Features and Specifications � � � � � � � 1–4
MTDP Open Drip-Proof AC Three-Phase Motors – Features and Specifications� � � � � � � � � � � � � 1–6
MTR2 and MTRP Rolled-Steel 56C/56HC-Frame Three-Phase Motors – Features and Specifications � 1–8
MTCP2 Premium-Efficiency Cast-Iron Three-Phase Motors – Features and Specifications � � � � � � �1–10
Receiving and Inspection � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–23
Unpacking � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1–23
IronHorse®Part Number Explanation � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1–23
Reshipping � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–24
Long Term Storage � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–24
Warranty � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1–24
NOTE: (table)

Page 1–2 IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
Chapter 1: Getting Started
Manual Overview
Overview Of this PublicatiOn
The IronHorse®General Purpose AC Motor User Manual describes the installation, maintenance and use of
all IronHorse General Purpose Motors.
whO shOuld read this Manual
This manual contains important information for those who will install, maintain, use and/or resell any of
the IronHorse motors.
technical suPPOrt
By Telephone: [phone] (Mon.-Fri., 9:00 a.m.-6:00 p.m. E.T.)
On the Web: support.automationdirect.com
Our technical support group is glad to work with you in answering your questions. If you cannot find
the solution to your particular application, or, if for any reason you need additional technical assistance,
please call technical support at 770-844-4200. We are available weekdays from 9:00 a.m. to 6:00 p.m.
Eastern Time.
We also encourage you to visit our web site where you can find technical and non-technical information
about our products and our company. Visit us at www.automationdirect.com.
sPecial syMbOls
NOTE: When you see the “notepad” icon in the left-hand margin, the paragraph to its immediate right will be
a special note.
WARNING: WheN you see the “exclAmAtIoN mARk” IcoN IN the left-hANd mARGIN, the pARAGRAph to
Its ImmedIAte RIGht WIll be AWARNING. thIs INfoRmAtIoN could pReveNt INjuRy, loss of pRopeRty, oR
eveN deAth (IN extReme cAses).

Chapter 1: Getting Started
Page 1–3IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
available MOdels
Mtf2 cOnveyOr/farM-duty t-fraMe single-Phase MOtOrs – features and sPecificatiOns
IronHorse®single-phase farm-duty motor available ratings
are 2hp to 10hp. All models have a TEFC housing (steel
frame with iron end bells) that is fully gasketed for use in dirty
environments. Motors are NEMA H, J, K and L design.
All models include a class-10 manual-reset locked-rotor
thermal protector (motor thermal overload protection must
be provided separately).
WeRecommeNd dIscoNNectING poWeR to the motoR befoRe
ResetING the theRmAl pRotectoR. doNot Reset moRe thAN
tWIce IN successIoN. the motoR must cool to 40°c (104°f)
befoRe AthIRd Reset.
cast-irOn t-fraMe 1-Phase farM-duty MOtOr sPecificatiOns
Motor Specifications – Single-Phase Farm-Duty Motors (60Hz)
Part Number HP Base
RPM Voltage* Service Factor
NEMA
Design
NEMA
Frame Housing
F.L. Amps
@208/
230VAC
Approx
Weight
(lb)
MTF2-002-1B18-182 2
1800 208 / 230VAC
±10%
1�15 @ 230VAC
1�0 @ 208VAC L
182T
TEFC
IP55
9�3 / 8�5 67
MTF2-003-1B18 3184T 13�5 / 12�5 76
MTF2-005-1B18 522�2 / 20�2 100
MTF2-7P5-1B18-215 7.5 215T 31�5 / 28�7 134
MTF2-010-1B18 10 45�2 / 38�8 149
* Operate on 230VAC +/- 10% (1.15 @ 230VAC; 1.0 S.F. @ 208V), single-phase power only.
cast-irOn t-fraMe 1-Phase farM-duty MOtOr PerfOrMance data
Performance Data – Single-Phase Farm-Duty Motors (60Hz)
Part Number HP F.L.
RPM
Current @ 230V (Amps) Torque (lb·ft) F.L.
Efficiency
(%)
F.L.
Power
Factor
Rotor
Inertia
(lb·ft2)
230V
No Load
Full
Load
Locked
Rotor
Full
Load
Locked
Rotor
Break
down
MTF2-002-1B18-182 21764 3�0 8�5 78�6 6�01 21�8 22�1 84�0 0�92 0�27
MTF2-003-1B18 31769 4�2 12�5 89�2 8�76 24�9 24�3 84�4 0�91 0�34
MTF2-005-1B18 51769 6�3 20�2 170�7 14�7 57�2 57�3 86�4 0�92 0�49
MTF2-7P5-1B18-215 7.5 1767 8�2 28�7 238�5 21�91 82�8 82�1 86�6 0�96 0�74
MTF2-010-1B18 10 1765 11�79 38�8 365�8 29�93 119�6 122�6 87�5 0�96 0�85

Page 1–4 IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
Chapter 1: Getting Started
Mtr2 rOlled-steel 56c/56hc-fraMe single-Phase MOtOrs – features and sPecificatiOns
IronHorse®single-phase 56C/56HC-frame* motors available
ratings are 1/3 hp to 2 hp. All models have a TEFC rolled steel
frame, cast aluminum end bell and removable mounting bases.
sPecificatiOns – rOlled-steel 56c-fraMe 1-Phase MOtOr
Motor Specifications – Single-Phase 56C/56HC-Frame Motors (60Hz except as indicated)
Part Number HP Base
RPM Voltage
Service
Factor
NEMA
Design
NEMA
Frame
Housing
F.L. Amps @
115V/230V 60Hz
(110/220V 50Hz)
Approx
Weight
(lb)
@ 60Hz (50Hz)
1800 RPM
MTR2-P33-1AB18 1/3
(1/4)
1800
(1500)
115/230
(110/220)
1�15
(1)
N
56C
flange
mount
IP43
TEFC
rolled steel
frame
Cast AL end
bell
F1 conduit
box location
5�2 / 2�6
(5�4 / 2�7) 22
MTR2-P50-1AB18 1/2
(1/3)
7�2 / 3�6
(7�2 / 6�3) 25
MTR2-P75-1AB18 3/4
(1/2)
10�0 / 5�0
(9�6 / 4�8) 29
MTR2-001-1AB18 1
(3/4)
13�0 / 6�5
(12�4 / 6�2) 36
MTR2-1P5-1AB18 1-1/2
(1) L 56HC
14�5 / 7�3
(14�0 / 7�0) 37
MTR2-002-1AB18 2
(1-1/2)
19�6 / 9�8
(23�4 / 11�7) 44
3600 RPM
MTR2-P33-1AB36 1/3
(1/4)
3600
(3000)
115/230
(110/220)
1�15
(1)
N
56C
IP43
TEFC
rolled steel
frame
Cast AL end
bell
F1 conduit
box location
5�4 / 2�7
(5�4 / 2�7) 21
MTR2-P50-1AB36 1/2
(1/3)
6�5 / 3�3
(6�4 / 3�2) 23
MTR2-P75-1AB36 3/4
(1/2)
9�2 / 4�6
(9�2 / 4�6) 27
MTR2-001-1AB36 1
(3/4)
11�5 / 5�8
(10�2 / 5�1) 30
MTR2-1P5-1AB36 1-1/2
(1) L
13�0 / 6�5
(11�4 / 5�7) 31
MTR2-002-1AB36 2
(1-1/2)
17�0 / 8�5
(14�6 / 7�3) 37
Note: Please review the AutomationDirect Terms & Conditions for warranty and service on this product.
NOTE: *56HC are suitable for 56C C-face mounting or 56, 143T, or 145T frame foot mounting dimensions.

Chapter 1: Getting Started
Page 1–5IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
Mtr2 rOlled-steel 56c/56hc-fraMe single-Phase MOtOrs features and sPecificatiOns (cOntinued)
PerfOrMance data – rOlled-steel 56c-fraMe 1-Phase MOtOr
Performance Data – Single-Phase 56C/56HC-Frame Motors
(230V / 60Hz data except as indicated)
Part Number
HP F.L.
RPM
Current @ 115V/230V
(Amps) Torque (lb·ft)
F.L. Efficiency (%)
F.L. Power Factor
Rotor
Inertia
(lb·ft2)
@
60Hz (50Hz)
230V
No
Load
Full Load Locked
Rotor
Full
Load
Locked
Rotor
Break
down
1800 RPM
MTR2-P33-1AB18 1/3
(1/4)
1725
(1425)
2�05 5�2 / 2�6 33 / 16 1�01 3�54 2�57 63�0 0�58 0�048
MTR2-P50-1AB18 1/2
(1/3) 2�74 7�2 / 3�6 44 / 21 1�49 5�09 3�54 64�5 0�68 0�059
MTR2-P75-1AB18 3/4
(1/2) 3�14 10�0 / 5�0 62 / 30 2�26 7�06 5�16 67�0 0�71 0�074
MTR2-001-1AB18 1
(3/4) 4�39 13�0 / 6�5 80 / 40 3�03 9�30 8�23 70�0 0�69 0�095
MTR2-1P5-1AB18 1-1/2
(1) 5�23 14�5 / 7�3 110 / 55 4�46 8�70 10�45 77�0 0�84 0�095
MTR2-002-1AB18 2
(1-1/2) 8�07 19�6 / 9�8 152 / 76 6�06 12�17 13�81 79�0 0�82 0�121
3600 RPM
MTR2-P33-1AB36 1/3
(1/4)
3450
(2850)
2�14 5�4 / 2�7 37 / 19 0�50 2�18 1�96 59�5 0�72 0�031
MTR2-P50-1AB36 1/2
(1/3) 2�23 6�5 / 3�3 47 / 23 0�74 2�59 2�42 63�0 0�74 0�034
MTR2-P75-1AB36 3/4
(1/2) 2�82 9�2 / 4�6 66 / 33 1�12 4�62 3�44 66�5 0�78 0�041
MTR2-001-1AB36 1
(3/4) 3�04 11�5 / 5�8 82 / 41 1�50 4�48 3�83 69�5 0�80 0�047
MTR2-1P5-1AB36 1-1/2
(1) 3�90 13�0 / 6�5 109 / 55 2�21 3�22 5�08 77�0 0�94 0�047
MTR2-002-1AB36 2
(1-1/2) 4�51 17�0 / 8�5 131 / 65 3�02 4�45 6�82 79�5 0�94 0�060

Page 1–6 IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
Chapter 1: Getting Started
MtdP OPen driP-PrOOf ac three-Phase MOtOrs – features and sPecificatiOns
IronHorse®MTDP, open drip-proof motors range in size from
1hp to 50hp at 1800 rpm and 3hp, 5hp, and 7.5 hp at 3600 rpm.
Frame sizes are available from 143T to 326T. All models have a
rolled steel frame; frames sizes up to 256T have cast aluminum
end bells, while frame sizes of 284T or larger have cast iron end
bells. All frame sizes have a fixed base.
sPecificatiOns – OPen driP-PrOOf ac three-Phase MOtOr
Motor Specifications – MTDP Open Drip-Proof Three-Phase Motors (60Hz except as indicated)
Part Number HP Base
RPM Voltage
Service
Factor
NEMA
Design
NEMA
Frame
Housing
F.L. Amps @
208/230V/460V
60Hz
Approx
Weight
(lb)
@ 60Hz (50Hz)
1800 RPM
MTDP-001-3BD18 1 1800 208-
230/460
1�15
(sine),
1�0
(drive)
BB
143T
ODP
IP23ODP
2�9 / 2�6 / 1�3 33�1
3�1/2�8/1�4*
MTDP-1P5-3BD18 1 1/2 1800 208-
230/460 145T 4�6 / 4�2 / 2�1 34�2
MTDP-002-3BD18 2 1800 208-
230/460 145T 5�9 / 5�4 / 2�7 38�6
MTDP-003-3BD18 3 1800 208-
230/460 182T 7�9 / 7�6 / 3�8 68�3
8�7/7�8/3�9*
MTDP-005-3BD18 5 1800 208-
230/460 184T 13�6 / 12�4 / 6�2 91�5
13�7/12�4/6�2*
MTDP-7P5-3BD18 7 1/2 1800 208-
230/460 213T 20�7 / 18�8 / 9�4 140�2
21�7/19�6/9�8*
MTDP-010-3BD18 10 1800 208-
230/460 215T 28�3 / 25�6/12�8 156�0
MTDP-015-3BD18 15 1800 208-
230/460 254T 37�6 / 34�2 / 17�1 214�9
38�5/34�8/17�4*
MTDP-020-3BD18 20 1800 208-
230/460 256T 49�5 / 45�0 / 22�5 260�1
51�5/46�6/23�3*
MTDP-025-3BD18 25 1800 208-
230/460 284T 66�3 / 60�0 / 30�0 300�0
MTDP-030-3BD18 30 1800 208-
230/460 286T 79�4 / 71�8 / 35�9 330�0
77�6/70�2/35�1*
MTDP-040-3BD18 40 1800 208-
230/460 324T 105�6 / 95�8 / 47�9 440
MTDP-050-3BD18 50 1800 208-
230/460 326T 130�3 / 117�4 / 58�7 470
131�2/118�6/59�3*
3600 RPM
MTDP-003-3BD36 3 3600 208-
230/460 1�15
(sine),
1�0
(drive)
B
145T
ODP
IP23
7�9 / 7�2 / 3�6 39�7
8�2/7�4/3�7*
MTDP-005-3BD36 5 3600 208-
230/460 182T 12�3 / 11�8 / 5�9 64�9
MTDP-7P5-3BD36 7�5 3600 208-
230/460 184T 18�9 / 17�2 / 8�6 78�1
19�2/17�4/8�7*
*These specifications apply to motors manufactured after September 2020
Note: Please review the AutomationDirect Terms & Conditions for warranty and service on this product.

Chapter 1: Getting Started
Page 1–7IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
MtdP rOlled-steel three-Phase driP-PrOOf MOtOrs features and sPecificatiOns
PerfOrMance data (fOr MOtOrs Manufactured after sePteMber 2020)
Performance Data – MTDP Rolled Steel Three-Phase Drip-Proof Motors
(230V / 60Hz data except as indicated)
Part Number
HP F.L.
RPM Current @ 230/460V (Amps) Torque (lb·ft)
F.L. Efficiency (%)
F.L. Power Factor
Rotor
Inertia
(lb·ft2)
@
60Hz (50Hz)
230/
460V No
Load
Full Load Locked Rotor Full
Load
Locked
Rotor
Break
down
1800 RPM
MTDP-001-3BD18 11742 1�40/0�70 2�8/1�4 21�18/10�59 3�03 9�51 10�03 85�5 0�81 0�09
MTDP-1P5-3BD18 1 1/2 1747 2�44 / 1�22 4�2 / 2�1 34�52 / 17�26 4�44 15�63 16�56 88�5 0�76 0�09
MTDP-002-3BD18 21744 2�96 / 1�48 5�4 / 27 47�24 / 23�62 6�06 21�15 23�45 86�5 0�79 0�10
MTDP-003-3BD18 31753 3�74/1�87 7�8/3�9 63�64/31�82 8�80 30�36 31�68 89�5 0�8 0�36
MTDP-005-3BD18 51745 4�46 / 2�23 12�4 / 6�2 93�34/46�67 14�90 40�83 46�04 89�5 0�84 0�48
MTDP-7P5-3BD18 7 1/2 1758 10�56/5�28 19�6/9�8 118�62/59�31 22�02 78�39 81�03 91 0�78 0�95
MTDP-010-3BD18 10 1753 10�24 / 5�12 24�4 / 12�2 160�8 / 80�4 30�14 97�35 100�67 91�7 0�81 1�16
MTDP-015-3BD18 15 1774 11�4/5�7 34�8/17�4 235�6/117�8 43�6 113�36 120�30 93 0�85 2�03
MTDP-020-3BD18 20 1769 13�96/6�98 46�6/23�3 303�4/151�7 59�67 154�54 178�40 93 0�86 2�44
MTDP-025-3BD18 25 1775 24�6 / 12�3 30�0 / 15�0 380 / 190 72�30 175�69 184�37 93�6 0�83 3�25
MTDP-030-3BD18 30 1775 24�8/12�4 70�2/35�1 433/216�5 87�47 252�79 291�28 94�1 0�84 3�69
MTDP-040-3BD18 40 1778 36�8 / 18�4 95�8 / 47�9 630 / 315 118�10 419�26 457�05 94�1 0�84 7�35
MTDP-050-3BD18 50 1781 46�2/23�1 118�6/59�3 771/385�5 146�7 476�78 517�85 94�5 0�83 8�99
MTDP-003-3BD36 33441 3�02/1�51 7�4/3�7 63�26/31�63 4�5 18�09 22�28 85�5 0�86 0�07
MTDP-005-3BD36 53509 3�64 / 1�82 11�8 / 5�9 94�02 / 47�01 7�43 25�26 26�15 86�5 0�89 0�15
MTDP-7P5-3BD36 7 1/2 3499 4�86/2�43 17�36/8�68 132�26/66�13 11�02 33�17 41�99 88�5 0�89 0�20
Performance Data – MTDP Rolled Steel Three-Phase Drip-Proof Motors
(190/380V / 50Hz data)
Part Number
HP F.L.
RPM
Current @ 115V/230V
(Amps) Torque (lb·ft)
F.L. Efficiency
(%)
F.L. Power Factor
Rotor
Inertia
(lb·ft2)
@
50Hz
190/380V
No Load Full Load Locked Rotor Full Load
Locked
Rotor
Break
down
1500 RPM
MTDP-001-3BD18 11449 1�32/0�66 3�2/1�6 20�4/10�2 3�65 8�21 10�13 84�3 0�82 0�09
MTDP-1P5-3BD18 1.5 1450 2�44/1�22 4�8/2�4 32�6/16�3 5�35 15�69 16�63 85�7 0�78 0�09
MTDP-002-3BD18 21448 2�96/1�48 6�4/3�2 44�6/22�3 7�31 21�26 23�57 85�7 0�81 0�1
MTDP-003-3BD18 31437 3�7/1�85 9�4/4�7 59�8/29�9 10�8 28�87 30�11 88�7 0�84 0�36
MTDP-005-3BD18 51445 4�4/2�2 14�9/7�5 87�0/43�5 18 51�77 58�37 88�7 0�87 0�45
MTDP-7P5-3BD18 7.5 1445 8�2/4�1 23�6/11�8 112/56 26�8 72�9 117�14 90�2 0�84 0�95
MTDP-010-3BD18 10 1455 10�24/5�12 29�4/14�7 152�2/76�1 36�4 97�99 101�3 91�2 0�87 1�16
MTDP-015-3BD18 15 1455 10�0/5�0 41�8/20�9 221�8/110�9 53�3 92 113�96 92�4 0�87 2�03
MTDP-020-3BD18 20 1455 13�8/6�9 56�0/28�0 285�2/142�6 72�7 142�72 235�91 92�4 0�87 2�44
MTDP-025-3BD18 25 1455 24�6/12�3 72�0/36�0 359�6/179�8 88�3 178�81 187�64 93�2 0�84 3�25
MTDP-030-3BD18 30 1455 23�8/11�9 84�2/42�1 406�2/203�1 106�6 221�94 232�6 93�7 0�85 3�69
MTDP-040-3BD18 40 1460 36�8/18�4 115�0/57�5 596/298 142�5 421�66 459�56 93�8 0�86 7�35
MTDP-050-3BD18 50 1460 44�6/22�3 142�71�2 710�6/355�3 178�6 407�92 442�75 94�1 0�85 8�99
MTDP-003-3BD36 32850 2�82/1�41 8�8/4�4 47�0/23�5 5�44 17�71 21�83 84�1 0�89 0�07
MTDP-005-3BD36 52919 3�64/1�82 13�6/6�8 91�8/45�9 8�99 25�47 26�37 85�6 0�89 0�15
MTDP-7P5-3BD36 7.5 2870 4�6/2�3 21�0/10�5 128�2/64�1 13�37 32�52 41�11 87�7 0�9 0�2

Page 1–8 IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
Chapter 1: Getting Started
PerfOrMance data (fOr MOtOrs Manufactured PriOr tO sePteMber 2020)
Performance Data – MTDP Rolled Steel Three-Phase Drip-Proof Motors
(230V / 60Hz data except as indicated)
Part Number
HP F.L.
RPM Current @ 230/460V (Amps) Torque (lb·ft)
F.L. Efficiency (%)
F.L. Power Factor
Rotor
Inertia
(lb·ft2)
@
60Hz (50Hz)
230/
460V No
Load
Full Load Locked Rotor Full
Load
Locked
Rotor
Break
down
1800 RPM
MTDP-001-3BD18 11745 1�32 / 0�66 2�6 / 1�3 21�46 / 10�73 3�03 8�18 10�09 85�5 0�81 0�09
MTDP-1P5-3BD18 1 1/2 1747 2�44 / 1�22 4�2 / 2�1 34�52 / 17�26 4�44 15�63 16�56 88�5 0�76 0�09
MTDP-002-3BD18 21744 2�96 / 1�48 5�4 / 27 47�24 / 23�62 6�06 21�15 23�45 86�5 0�79 0�10
MTDP-003-3BD18 31759 3�38 / 1�69 7�6 / 3�8 69�90 / 34�95 8�80 32�12 37�58 89�5 0�82 0�36
MTDP-005-3BD18 51749 4�46 / 2�23 12�4 / 6�2 105�76 / 52�88 14�90 50�21 57�07 89�5 0�83 0�48
MTDP-7P5-3BD18 7 1/2 1763 9�52 / 4�76 18�8 / 9�4 141�26 / 70�63 21�98 101�11 87�04 91�0 0�81 0�95
MTDP-010-3BD18 10 1753 10�24 / 5�12 24�4 / 12�2 160�8 / 80�4 30�14 97�35 100�67 91�7 0�81 1�16
MTDP-015-3BD18 15 1776 10�2 / 5�1 34�2 / 17�1 261�8 / 130�9 43�63 101�22 128�27 93�0 0�87 2�03
MTDP-020-3BD18 20 1765 11�06 / 5�53 45�0 / 22�5 325�2 / 162�6 59�84 175�93 166�36 93�0 0�90 2�44
MTDP-025-3BD18 25 1775 24�6 / 12�3 30�0 / 15�0 380 / 190 72�30 175�69 184�37 93�6 0�83 3�25
MTDP-030-3BD18 30 1780 31�4 / 15�7 71�8 / 35�9 499�6 / 249�8 86�67 240�94 276�48 94�1 0�82 3�69
MTDP-040-3BD18 40 1778 36�8 / 18�4 95�8 / 47�9 630 / 315 118�10 419�26 457�05 94�1 0�84 7�35
MTDP-050-3BD18 50 1776 46�0 / 23�0 117�6 / 58�8 818 / 409 145�20 512�56 441�41 94�5 0�84 8�99
MTDP-003-3BD36 33439 2�82 / 1�41 7�2 / 3�6 68�62 / 34�31 4�51 17�27 18�67 85�5 0�87 0�07
MTDP-005-3BD36 53509 3�64 / 1�82 11�8 / 5�9 94�02 / 47�01 7�43 25�26 26�15 86�5 0�89 0�15
MTDP-7P5-3BD36 7 1/2 3502 4�6 / 2�3 17�2 / 8�6 135�06 / 67�53 11�06 33�73 38�38 88�5 0�90 0�20
Performance Data – MTDP Rolled Steel Three-Phase Drip-Proof Motors
(190/380V / 50Hz data)
Part Number
HP F.L.
RPM
Current @ 115V/230V
(Amps) Torque (lb·ft)
F.L. Efficiency
(%)
F.L. Power Factor
Rotor
Inertia
(lb·ft2)
@
50Hz
190/380V
No Load Full Load Locked Rotor Full Load
Locked
Rotor
Break
down
1500 RPM
MTDP-001-3BD18 11449 1�32 / 0�66 3�2 / 1�6 20�4 / 10�2 3�65 8�21 10�11 84�30 0�82 0�09
MTDP-1P5-3BD18 1.5 1450 2�44 / 1�22 4�8 / 2�4 32�6 / 16�3 5�35 15�68 16�64 85�70 0�78 0�09
MTDP-002-3BD18 21448 2�96 / 1�48 6�4 / 3�2 44�6 / 22�3 7�31 21�27 23�54 85�70 0�81 0�10
MTDP-003-3BD18 31460 3�38 / 1�69 8�6 / 4�3 66�2 / 33�1 10�6 32�25 37�74 88�70 0�84 0�36
MTDP-005-3BD18 51452 4�46 / 2�23 14�4 / 7�2 100�0 / 50�0 18�0 50�58 57�60 88�70 0�85 0�48
MTDP-7P5-3BD18 7.5 1464 8�52 / 4�76 21�6 / 10�8 133�8 / 66�9 26�5 101�50 87�45 90�50 0�83 0�95
MTDP-010-3BD18 10 1455 10�24 / 5�12 29�4 / 14�7 152�2 / 76�1 36�4 97�92 101�19 91�20 0�87 1�16
MTDP-015-3BD18 15 1475 10�2 / 5�1 39�4 / 19�7 247�5 / 123�9 52�6 101�52 128�87 92�60 0�88 2�03
MTDP-020-3BD18 20 1465 11�6 / 5�53 51�8 / 25�9 307�6 / 153�8 72�2 176�89 167�50 92�50 0�91 2�44
MTDP-025-3BD18 25 1455 24�6 / 12�3 72�0 / 36�0 359�6 / 179�8 88�3 178�37 187�20 93�20 0�84 3�25
MTDP-030-3BD18 30 1457 31�4 / 15�7 86�2 / 43�1 472�6 / 236�3 104�5 242�44 277�97 93�80 0�85 3�69
MTDP-040-3BD18 40 1460 36�8 / 18�4 115�0 / 57�5 596 / 298 142�5 421�80 458�85 93�80 0�86 7�35
MTDP-050-3BD18 50 1460 46�0 / 23�0 142�4 / 71�2 773�8 / 386�9 175�2 515�09 443�26 94�30 0�85 8�99
MTDP-003-3BD36 3 2860 2�82/1�41 8�6/4�3 67�0/33�5 5�45 17�44 18�80 84�30 0�88 0�07
MTDP-005-3BD36 5 2919 3�64/1�82 13�6/6�8 91�8/45�9 8�99 25�44 26�34 85�60 0�89 0�15
MTDP-7P5-3BD36 7.5 2913 4�6/2�3 20�0/10�0 131�8/65�9 13�37 33�96 38�64 87�60 0�91 0�20

Chapter 1: Getting Started
Page 1–9IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
Mtr2 and MtrP rOlled-steel 56c/56hc-fraMe three-Phase MOtOrs – features and
sPecificatiOns
IronHorse®rolled steel 56C/56HC-frame* three-phase motors
available ratings are from 1/3 hp to 3 hp. All models have a
TEFC frame, cast aluminum end bell and removable mounting
bases.
sPecificatiOns – rOlled-steel 56c/56hc-fraMe 3-Phase MOtOr – 1800 & 3600 rPM
Motor Specifications – MTR/MTR2 & MTRP 3-Phase 56C/56HC-Frame Motors –
1800 & 3600 rpm
Part
Number HP Base RPM Voltage
Service
Factor
NEMA
Design
NEMA Frame Housing
F.L. Amps
@
230V/460V
Approx
Weight
(lb)
1800 RPM
MTR2-P33-3BD18 1/3
1800
230/460
1�15 B
56C
flange mount
(MTRP = 56HC)
TEFC rolled
steel frame
Cast
aluminum
end bell
F1 conduit
box location
1�4 / 0�7 18
MTR2-P50-3BD18 1/2 1�9 / 0�95 19
MTR2-P75-3BD18 3/4 2�6 / 1�3 22
MTRP-001-3BD18 1
208-
230/460
3�2 / 1�6 35
MTRP-1P5-3BD18 1-1/2 4�5 / 2�3 43
MTRP-002-3BD18 2 6�0 / 3�0 49
3600 RPM
MTR2-P33-3BD36 1/3
3600
230/460
1�15 B
56C
flange mount
(MTRP = 56HC)
TEFC rolled
steel frame
Cast
aluminum
end bell
F1 conduit
box location
1�3 / 0�65 18
MTR2-P50-3BD36 1/2 1�7 / 0�85 19
MTR2-P75-3BD36 3/4 2�4 / 1�2 21
MTRP-001-3BD36 1
208-
230/460
3�0 / 1�50 23
MTRP-1P5-3BD36 1-1/2 4�0 / 2�0 31
MTRP-002-3BD36 2 5�2 / 2�6 33
MTRP-003-3BD36 3 7�4 / 3�7 39
Note: Please review the AutomationDirect Terms & Conditions for warranty and service on this product.
NOTE: *56HC are suitable for 56C C-face mounting or 56, 143T, or 145T frame foot mounting dimensions.

Page 1–10 IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
Chapter 1: Getting Started
Mtr2 and MtrP rOlled-steel 56c/56hc-fraMe three-Phase MOtOrs features and sPecificatiOns
(cOntinued)
PerfOrMance data – rOlled-steel 56c/56hc-fraMe 3-Phase MOtOr – 1800 rPM
Performance Data – MTR/MTR2 Three-Phase 56C/56HC-Frame Motors – 1800 rpm
(460V data except as indicated)
Part Number HP F.L.
RPM
Minimum
Speed (rpm)
Maximum
Speed (rpm)
Current @ 230V/460V
(Amps)
CT VT CHP* Safe No Load Full
Load
Locked
Rotor
MTR2-P33-3BD18 1/3
1725 431 172
2700
5400
1�10 / 0�55 1�4 / 0�7 7 / 3�5
MTR2-P50-3BD18 1/2 1�36 / 0�68 1�9 / 0�95 10 / 5
MTR2-P75-3BD18 3/4 1�60 / 0�80 2�6 / 1�3 12�2 / 6�6
MTRP-001-3BD18 11760 440 176 2700 2�2 / 1�1 3�2 / 1�6 31 / 16
MTRP-1P5-3BD18 1-1/2 1760 440 176 2700 2�8 / 1�4 4�5 / 2�3 47 / 24
MTRP-002-3BD18 21760 440 176 2700 3�6 / 1�8 6�0 / 3�0 61 / 31
Part Number HP
Torque (lb·ft) F.L.
Efficiency
(%)
F.L.
Power
Factor
Rotor
Inertia
(lb·ft2)
Full
Load
Locked
Rotor
Break
-down
MTR2-P33-3BD18 1/3
N/A
1�03 2�93 3�77
N/A
67�0 0�65 0�0329
MTR2-P50-3BD18 1/2 1�53 3�81 4�96 70�0 0�69 0�038
MTR2-P75-3BD18 3/4 2�31 5�41 7�17 73�0 0�73 0�048
MTRP-001-3BD18 13 12�35 14�51 85�0 0�69 0�107
MTRP-1P5-3BD18 1-1/2 4�4 21�68 21�76 86�5 0�72 0�135
MTRP-002-3BD18 26�03 27�3 27�46 86�5 0�74 0�158
* Maximum Constant HP rpm is for direct-coupled loads.
PerfOrMance data – rOlled-steel 56c/56hc-fraMe 3-Phase MOtOr – 3600 rPM
Performance Data – Three-Phase 56C/56HC-Frame Motors – 3600 rpm
(460V data except as indicated)
Part Number HP F.L.
RPM
Minimum Speed
(rpm)
Maximum
Speed (rpm)
Current @ 230V/460V
(Amps)
CT VT CHP* Safe No Load Full Load Locked Rotor
MTR2-P33-3BD36 1/3
3450 862 345
5400 5400
0�8 / 0�4 1�3 / 0�65 7�6 / 3�8
MTR2-P50-3BD36 1/2 1�0 / 0�5 1�7 / 0�85 10�8 / 5�4
MTR2-P75-3BD36 3/4 1�3 / 0�7 2�4 / 1�2 16 / 8
MTRP-001-3BD36 13500 875 350 1�52 / 0�76 3�00 / 1�50 22 / 11
MTRP-1P5-3BD36 1-1/2 3500 875 350 1�8 / 0�9 3�96 / 1�98 38 / 19
MTRP-002-3BD36 23500 875 350 2�28 / 1�14 5�22 / 2�61 53/27
MTRP-003-3BD36 33500 875 350 3�54 / 1�77 7�38 / 3�69 89 / 45
Part Number HP
Torque (lb·ft) F.L.
Efficiency
(%)
F.L. Power
Factor
Rotor Inertia
(lb·ft2)
Full
Load
Locked
Rotor
Break
-down
MTR2-P33-3BD36 1/3
N/A
0�50 1�14 1�99
N/A
60�0 0�75 0�0245
MTR2-P50-3BD36 1/2 0�74 1�81 2�96 67�5 0�74 0�0277
MTR2-P75-3BD36 3/4 1�14 2�95 4�25 71�5 0�78 0�031
MTRP-001-3BD36 11�51 3�98 4�93 77 0�83 0�034
MTRP-1P5-3BD36 1-1/2 2�21 7�94 9�03 84�0 0�85 0�048
MTRP-002-3BD36 23�02 12�23 12�8 85�5 0�86 0�056
MTRP-003-3BD36 34�49 19�44 20�39 86�5 0�85 0�069
* Maximum Constant HP rpm is for direct-coupled loads.

Chapter 1: Getting Started
Page 1–11IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
MtcP2 PreMiuM-efficiency cast-irOn three-Phase MOtOrs – features and sPecificatiOns
Premium Efficiency
Cast-Iron T-Frame
Premium Efficiency
Cast-Iron TC-Frame
IronHorse cast-iron industrial-duty Premium Efficiency motors are available in T-frame housings at speeds
of 1200, 1800, and 3600 rpm, and in TC-frame housings at speeds of 1800 rpm. Optional C-face kits are
available for IronHorse T-frame Premium Efficiency motors. (Premium Efficiency C-face kits are NOT
compatible with EPAct motors.) All models have a TEFC frame and full length mounting feet.
NOTE: For MTCP2 motors shipped with a shaft lock in place, remove the shaft lock after the motor is
installed and before coupling and turning the shaft.
sPecificatiOns – cast-irOn t-fraMe and tc-fraMe MOtOr – 60hz/ 1800 rPM (50hz/ 1500 rPM)
Motor Specifications
Premium-Efficiency T & TC Frame Three-Phase Motors
60Hz / 1800 rpm (50Hz / 1500 rpm)
Part Number HP(2)
NEMA
Frame
Voltage @
60Hz (50Hz)
Housing
Shaft
Material
Conduit Box
Location (1)
Holes / Foot
Service
Factor (3)
(@ 50Hz)
F.L. Amps @
208-230V/
460V
Product
Weight (lb)
MTCP2-001-3BD18 1143T
208-230/460 – 3-phase
(200/400 – 3-phase)
TEFC cast iron
1045 carbon steel
F1
(F2)
2
1�25
(1�0)
3�61-3�27 / 1�63 41
MTCP2-001-3BD18C 143TC
MTCP2-1P5-3BD18 1-1/2 145T
4
4�92-4�45 / 2�22 56
MTCP2-1P5-3BD18C 145TC
MTCP2-002-3BD18 2145T 6�56-5�93 / 2�97 58�5
MTCP2-002-3BD18C 145TC
MTCP2-003-3BD18 3182T 2 9�01-8�16 / 4�08 86
MTCP2-003-3BD18C 182TC
MTCP2-005-3BD18 5184T F1 4 13�9-12�6 / 6�3 104
MTCP2-005-3BD18C 184TC
MTCP2-7P5-3BD18 7-1/2 213T F1
(F2) 2 20�4-18�5 / 9�23 172
MTCP2-7P5-3BD18C 213TC
1) F1(F2) indicates F1 conduit box mounting location, field convertible to F2
(as shown on dimensional diagram).
2) For warranty on motors 50 hp and above, motors must be inspected by an EASA motor repair or
service center. See AutomationDirect Terms & Conditions for details.
3) The service factor changes from 1.25 to 1.0 under the following conditions:
• When running the motor at 208VAC @ 60Hz
• When running the motor at 200/400VAC @ 50Hz
• When used with a VFD
***** Table Continued Next Page (for 10–300 hp motors) *****

Page 1–12 IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
Chapter 1: Getting Started
MtcP2 PreMiuM-efficiency cast-irOn three-Phase MOtOrs features and sPecificatiOns (cOntinued)
sPecificatiOns – cast-irOn t-fraMe and tc-fraMe MOtOr – 60hz/ 1800 rPM (50hz/ 1500 rPM)
***** Table Continued From Previous Page (for 1–7.5hp motors) *****
Motor Specifications
Premium-Efficiency T & TC Frame Three-Phase Motors
60Hz / 1800 rpm (50Hz / 1500 rpm)
Part Number HP (2)
NEMA
Frame
Voltage @
60Hz (50Hz)
Housing
Shaft Material
Conduit Box
Location (1)
Holes / Foot
Service Factor (4)
(@50Hz)
F.L. Amps @
208-230V/460V
Product Weight
(lb)
MTCP2-010-3BD18 10 215T
208-230/460 – 3-phase
(200/400 – 3-phase)
TEFC cast iron
1045 carbon steel
F1
(F2)
4
1�25
(1�0)
26�9-24�3 / 12�2 193
MTCP2-010-3BD18C 215TC
MTCP2-015-3BD18 15 254T 2 40�0-36�2 / 18�1 265
MTCP2-015-3BD18C 254TC
MTCP2-020-3BD18 20 256T 4 52�4-47�4 / 23�7 304
MTCP2-020-3BD18C 256TC
MTCP2-025-3BD18 25 284T 2 65�1-58�8 / 29�4 385
MTCP2-025-3BD18C 284TC
MTCP2-030-3BD18 30 286T 4 78�1-70�6 / 35�3 430
MTCP2-030-3BD18C 286TC
MTCP2-040-3BD18 40 324T 2 104-93�7 / 46�8 531
MTCP2-050-3BD18 (2) 50 326T 4 127-115 / 57�6 578
MTCP2-060-3BD18 (2) 60 364T
F1
2 158-142 / 71�2 769
MTCP2-075-3BD18 (2) 75 365T 4 196-177 / 88�7 858
MTCP2-100-3BD18 (2) 100 405T 4 252-228 / 114 1131
MTCP2-125-3BD18 (2) 125 444T
F1
(F2)
2 323-292 / 146 1429
MTCP2-150-3BD18 (2) 150 445T 4 386-349 / 175 1625
MTCP2-200-3BD18 (2) 200 445/7T 4 506-458 / 229 2033
MTCP2-250-3D18 (2) 250 449T
460V
4140 carbon
steel
F1
2
1�15
280 (3) 2508
MTCP2-300-3D18 (2) 300 449T 2 336 (3) 2728
1) F1(F2) indicates F1 conduit box mounting location, field convertible to F2
(as shown on dimensional diagram).
2) For warranty on motors 50 hp and above, motors must be inspected by an EASA motor repair or
service center. See AutomationDirect Terms & Conditions for details.
3) F.L. Amps @460V only.
4) The service factor changes from 1.25 to 1.0 under the following conditions:
• When running the motor at 208VAC @ 60Hz
• When running the motor at 200/400VAC @ 50Hz
• When used with a VFD

Chapter 1: Getting Started
Page 1–13IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
MtcP2 PreMiuM-efficiency cast-irOn three-Phase MOtOrs features and sPecificatiOns (cOntinued)
sPecificatiOns – cast-irOn t-fraMe and tc-fraMe MOtOr
– 60hz/ 1200 & 3600 rPM (50hz/ 1500 rPM)
Motor Specifications
Premium Efficiency T-Frame Three-Phase Motors
60Hz / 1200 & 3600 rpm (50Hz / 1000 & 3000 rpm)
Part Number HP NEMA
Frame
Voltage @
60Hz (50Hz)
Housing
Shaft Material
Conduit Box
Location (1)
Holes / Foot
Service Factor (2)
(@50Hz)
F.L. Amps @
208-230V/460V
Product Weight
(lb)
1200 rpm Base Speed @ 60Hz (1000 rpm Base Speed @ 50Hz)
MTCP2-001-3BD12 1145T
208-230/460 – 3-phase
(200/400 – 3-phase)
TEFC cast iron
1045 carbon steel
F1
(F2)
4
1�25
(1�0)
3�86-3�49 / 1�75 53
MTCP2-1P5-3BD12 1-1/2 182T 2 5�22-4�72 / 2�36 91�5
MTCP2-002-3BD12 2184T 4 6�59-5�96 / 2�98 100
MTCP2-003-3BD12 3213T 2 9�92-8�97 / 4�48 166
MTCP2-005-3BD12 5215T 4 16�1-14�5 / 7�27 179
MTCP2-7P5-3BD12 7-1/2 254T 2 20�8-18�8 / 9�41 247
MTCP2-010-3BD12 10 256T 4 27�8-25�1 / 12�5 258
MTCP2-015-3BD12 15 284T 2 42�9-38�8 / 19�4 366
MTCP2-020-3BD12 20 286T 4 56�5-51�1 / 25�5 419
3600 rpm Base Speed (3000 rpm Base Speed @ 50Hz)
MTCP2-1P5-3BD36 1-1/2 143T
208-230/460 – 3-phase
(200/400 – 3-phase)
TEFC cast iron
1045 carbon steel
F1
(F2)
2
1�25
(1�0)
4�62-4�18 / 2�09 45�2
MTCP2-002-3BD36 2145T 4 6�05-5�48 / 2�74 50�7
MTCP2-003-3BD36 3182T F1 2 6�45-7�64 / 3�82 80�5
MTCP2-005-3BD36 5184T 4 13�3-12�0 / 6�01 96
MTCP2-7P5-3BD36 7-1/2 213T
F1
(F2)
2 20�9-18�9 / 9�45 160
MTCP2-010-3BD36 10 215T 4 27�0-24�4 / 12�2 180
MTCP2-015-3BD36 15 254T 2 38�8-35�1 / 17�5 261
MTCP2-020-3BD36 20 256T 4 51�1-46�2 / 23�1 297
1) F1(F2) indicates F1 conduit box mounting location, field convertible to F2
(as shown on dimensional diagram).
2) The service factor changes from 1.25 to 1.0 under the following conditions:
• When running the motor at 208VAC @ 60Hz
• When running the motor at 200/400VAC @ 50Hz
• When used with a VFD

Page 1–14 IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
Chapter 1: Getting Started
MtcP2 PreMiuM-efficiency cast-irOn three-Phase MOtOrs features and sPecificatiOns (cOntinued)
PerfOrMance data – cast-irOn t-fraMe and tc-fraMe MOtOr – 60hz/ 1800 rPM
Performance Data @ 60Hz
Premium-Efficiency T & TC Frame Three-Phase Motors – 1800 rpm
(460 Volt except as indicated)
Part Number HP
NEMA
Design
F.L.
RPM
Minimum Speed
(rpm)
Maximum Speed
(rpm)
F.L.
Efficiency
(%)
F.L.
Power
Factor
Rotor
Inertia
(lb·ft2)
CT
(10:1)
VT
(20:1) CHP Safe
MTCP2-001-3BD18(C) 1
B
1755 175�5 87�75
2700
3600 85�5 0�67 0�089
MTCP2-1P5-3BD18(C) 1-1/2 1755 175�5 87�75 3600 86�5 0�73 0�105
MTCP2-002-3BD18(C) 21755 175�5 87�75 3600 86�5 0�73 0�116
MTCP2-003-3BD18(C) 31755 175�5 87�75 3600 89�5 0�77 0�23
MTCP2-005-3BD18(C) 51755 175�5 87�75 3600 89�5 0�83 0�326
MTCP2-7P5-3BD18(C) 7-1/2 1760 176 88 3600 91�7 0�83 0�689
MTCP2-010-3BD18(C) 10 1760 176 88 3600 91�7 0�84 0�814
MTCP2-015-3BD18(C) 15 1765 176�5 88�25 3600 92�4 0�84 1�89
MTCP2-020-3BD18(C) 20 1765 176�5 88�25 3600 93 0�85 2�33
MTCP2-025-3BD18(C) 25 1770 177 88�5 2700 93�6 0�85 3�36
MTCP2-030-3BD18(C) 30 1770 177 88�5 2700 93�6 0�85 3�83
MTCP2-040-3BD18 40 1775 177�5 88�75 2700 94�1 0�85 6�11
MTCP2-050-3BD18 50 1775 177�5 88�75 2700 94�5 0�86 6�89
MTCP2-060-3BD18 60 1780 178 89 2700 95 0�83 14�7
MTCP2-075-3BD18 75 1780 178 89 2700 95�4 0�83 17�5
MTCP2-100-3BD18 100 1785 178�5 89�25 2700 95�4 0�86 31�2
MTCP2-125-3BD18 125 1790 179 89�5 2700 95�4 0�84 40�1
MTCP2-150-3BD18 150 1790 179 89�5 2700 95�8 0�84 48�5
MTCP2-200-3BD18 200 1790 179 89�5 2250 96�2 0�85 64�3
MTCP2-250-3D18 250 1790 179 89�5 2250 96�2 0�87 78�8
MTCP2-300-3D18 300 1790 179 89�5 2250 96�2 0�87 94�1
*** TABLE CONTINUED NEXT PAGE ***

Chapter 1: Getting Started
Page 1–15IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
MtcP2 PreMiuM-efficiency cast-irOn three-Phase MOtOrs features and sPecificatiOns (cOntinued)
PerfOrMance data – cast-irOn t-fraMe and tc-fraMe MOtOr – 60hz/ 1800 rPM (cOntinued)
***** Table Continued From Previous Page *****
Performance Data @ 60Hz
Premium-Efficiency T & TC Frame Three-Phase Motors – 1800 rpm
(460 Volt except as indicated)
Part Number HP
Current @ 230V/460V (Amps) Torque (lb·ft)
No Load Full Load Locked Rotor Full Load Locked
Rotor
Break
-down
MTCP2-001-3BD18(C) 12�2/1�1 3�27/1�63 30/15 2�99 8�37 11�96
MTCP2-1P5-3BD18(C) 1-1/2 2�9/1�45 4�45/2�22 40/20 4�49 12�57 17�51
MTCP2-002-3BD18(C) 23�9/1�95 5�93/2�97 50/25 5�98 16�15 20�93
MTCP2-003-3BD18(C) 34�6/2�3 8�16/4�08 64/32 9 19�80 28�80
MTCP2-005-3BD18(C) 55�4/2�7 12�6/6�3 92/46 15 30�00 42�00
MTCP2-7P5-3BD18(C) 7-1/2 8�0/4�0 18�5/9�23 127/63�5 22�3 41�26 60�21
MTCP2-010-3BD18(C) 10 9�8/4�9 24�3/12�2 162/81 29�7 51�98 77�22
MTCP2-015-3BD18(C) 15 15/7�5 36�2/18�1 232/116 44�6 84�74 120�42
MTCP2-020-3BD18(C) 20 18/9 47�4/23�7 290/145 59�5 107�10 148�75
MTCP2-025-3BD18(C) 25 21�2/10�6 58�8/29�4 365/182�5 74�2 111�30 178�08
MTCP2-030-3BD18(C) 30 24/12 70�6/35�3 435/217�5 89 133�50 213�60
MTCP2-040-3BD18 40 34/17 93�7/46�8 580/290 118 188�80 306�80
MTCP2-050-3BD18 50 41/20�5 115/57�6 725/362�5 148 236�80 384�80
MTCP2-060-3BD18 60 56/28 142/71�2 870/435 177 362�85 442�50
MTCP2-075-3BD18 75 74/37 177/88�7 1085/542�5 221 397�80 508�30
MTCP2-100-3BD18 100 70/35 228/114 1450/725 294 470�40 735�00
MTCP2-125-3BD18 125 104/52 292/146 1815/907 367 587�20 880�80
MTCP2-150-3BD18 150 113/56�5 349/175 2170/1085 440 704�00 1056�00
MTCP2-200-3BD18 200 144/72 458/229 2900/1450 587 997�90 1467�50
MTCP2-250-3D18 1) 250 91�9 (1) 280 (1) 1825 (1) 773 1546�00 2009�80
MTCP2-300-3D18 1) 300 103 (1) 336 (1) 2200 (1) 880 1760�00 2200�00
1) Current @460V (Amps) only.
*** TABLE CONTINUED NEXT PAGE ***

Page 1–16 IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
Chapter 1: Getting Started
MtcP2 PreMiuM-efficiency cast-irOn three-Phase MOtOrs features and sPecificatiOns (cOntinued)
PerfOrMance data – cast-irOn t-fraMe and tc-fraMe MOtOr – 60hz/ 1800 rPM (cOntinued)
***** Table Continued From Previous Page *****
Performance Data @ 60Hz
Premium-Efficiency T & TC Frame Three-Phase Motors
1800 rpm – (460 Volt except as indicated)
Part Number HP Slip
(%)
Max Time @
Locked Rotor
Current (hot)
(seconds)
Temperature
Rise
@ Full Load
MTCP2-001-3BD18(C) 12�5 12
80°C [176°F]
MTCP2-1P5-3BD18(C) 1-1/2 2�5 10
MTCP2-002-3BD18(C) 22�5 12
MTCP2-003-3BD18(C) 32�5 12
MTCP2-005-3BD18(C) 52�5 10
MTCP2-7P5-3BD18(C) 7-1/2 1�94 14
MTCP2-010-3BD18(C) 10 1�94 12
MTCP2-015-3BD18(C) 15 1�94 13
MTCP2-020-3BD18(C) 20 1�94 12
MTCP2-025-3BD18(C) 25 1�67 16
MTCP2-030-3BD18(C) 30 1�67 14
MTCP2-040-3BD18 40 1�40 12
MTCP2-050-3BD18 50 1�40 7
MTCP2-060-3BD18 60 1�10 16
MTCP2-075-3BD18 75 1�10 12
MTCP2-100-3BD18 100 0�83 10
MTCP2-125-3BD18 125 0�55 11
MTCP2-150-3BD18 150 0�55 12
MTCP2-200-3BD18 200 0�55 10
MTCP2-250-3D18 250 0�56 12
MTCP2-300-3D18 300 0�56 14

Chapter 1: Getting Started
Page 1–17IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
MtcP2 PreMiuM-efficiency three-Phase MOtOrs features & sPecs (cOntinued)
PerfOrMance data – cast-irOn t-fraMe MOtOr – 60hz/ 1200 rPM
Performance Data @ 60Hz – Premium Efficiency T-Frame 3-Phase Motors
– 1200 rpm – (460 Volt except as indicated)
Part Number HP NEMA
Design
F.L.
RPM
Minimum Speed (rpm) Maximum Speed
(rpm)
Constant Torque
(10:1)
Variable Torque
(20:1) CHP Safe
MTCP2-001-3BD12 1
B
1160 116 58
1800 2400
MTCP2-1P5-3BD12 1-1/2 1180 118 59
MTCP2-002-3BD12 21175 118 59
MTCP2-003-3BD12 31175 117�5 58�75
MTCP2-005-3BD12 51175 117�5 58�75
MTCP2-7P5-3BD12 7-1/2 1175 117�5 58�75
MTCP2-010-3BD12 10 1175 117�5 58�75
MTCP2-015-3BD12 15 1185 118�5 59�25
MTCP2-020-3BD12 20 1185 118�5 59�25
Part Number HP
Current @ 230V/460V (Amps) Torque (lb·ft)
No Load Full Load Locked Rotor Full
Load
Locked
Rotor
Break-
down
MTCP2-001-3BD12 12�3/1�5 3�49/1�75 30/15 4�53 8�15 12�00
MTCP2-1P5-3BD12 1-1/2 3�1/1�55 4�72/2�36 40/20 6�67 16�68 24�01
MTCP2-002-3BD12 23�7/1�85 5�96/2�98 50/25 8�9 20�47 29�37
MTCP2-003-3BD12 35/2�5 8�97/4�48 64/32 13�3 20�62 31�92
MTCP2-005-3BD12 57�1/3�55 14�5/7�27 92/46 22�2 35�52 53�28
MTCP2-7P5-3BD12 7-1/2 8�4/4�2 18�8/9�41 127/63�5 33�5 60�30 93�80
MTCP2-010-3BD12 10 11�6/5�8 25�1/12�5 162/81 44�7 80�46 125�16
MTCP2-015-3BD12 15 17/8�5 38�8/19�4 232/116 66�5 96�43 152�95
MTCP2-020-3BD12 20 49�2/24�6 51�1�2/25�5 290/145 88�6 124�04 194�92
Part Number HP
Temperature
Rise @
Full Load
Max Time Locked
Rotor (Hot)
(seconds)
F.L.
Efficiency
(%)
F.L.
Power
Factor
Rotor
Inertia
(lb·ft2)
Slip
(%)
MTCP2-001-3BD12 1
80°C
[176°F]
18 82�5 0�65 0�118 3�3
MTCP2-1P5-3BD12 1-1/2 8 86�8 0�68 0�401 1�67
MTCP2-002-3BD12 28 88�5 0�71 0�462 1�67
MTCP2-003-3BD12 326 89�5 0�7 0�646 1�67
MTCP2-005-3BD12 522 89�5 0�72 0�946 1�67
MTCP2-7P5-3BD12 7-1/2 22 91 0�82 2�03 2�08
MTCP2-010-3BD12 10 12 91 0�82 2�27 2�10
MTCP2-015-3BD12 15 10 91�7 0�79 4�09 1�25
MTCP2-020-3BD12 20 8 91�7 0�80 5 1�25

Page 1–18 IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
Chapter 1: Getting Started
MtcP2 PreMiuM-efficiency three-Phase MOtOrs features & sPecs (cOntinued)
PerfOrMance data – cast-irOn t-fraMe MOtOr – 60hz/ 3600 rPM
Performance Data @ 60Hz – Premium Efficiency T-Frame 3-Phase Motors
– 3600 rpm – (460 Volt except as indicated)
Part Number HP
NEMA
Design
F.L.
RPM
Minimum Speed (rpm) Maximum Speed
(rpm)
Constant
Torque
(10:1)
Variable
Torque
(20:1)
CHP Safe
MTCP2-1P5-3BD36 1-1/2
B
3490 348�5 174�25
5400
7200
MTCP2-002-3BD36 23495 349 174�5
MTCP2-003-3BD36 33490 350�5 175�25
MTCP2-005-3BD36 53490 350�5 175�25
MTCP2-7P5-3BD36 7-1/2 3505 350�5 175�25
5400
MTCP2-010-3BD36 10 3500 350 175
MTCP2-015-3BD36 15 3540 354�5 177�25
MTCP2-020-3BD36 20 3540 354 177
Part Number HP
Current @ 230V/460V (Amps) Torque (lb·ft)
No Load Full Load Locked
Rotor
Full
Load
Locked
Rotor
Break-
down
MTCP2-1P5-3BD36 1-1/2 2�1/1�05 4�18/2�09 40/20 2�26 4�97 7�01
MTCP2-002-3BD36 22�5/1�25 5�48/2�74 50/25 3�01 6�92 9�63
MTCP2-003-3BD36 33�52/1�7 7�64/3�82 64/32 4�49 9�43 15�72
MTCP2-005-3BD36 53�1/1�55 12�0/6�01 92/46 7�49 16�48 26�22
MTCP2-7P5-3BD36 7-1/2 6�4/3�2 18�9/9�45 127/63�5 11�2 17�92 33�60
MTCP2-010-3BD36 10 7�3/3�7 24�4/12�2 162/81 14�9 22�35 41�72
MTCP2-015-3BD36 15 9�8/4�9 35�1/17�5 232/116 22�2 37�74 55�50
MTCP2-020-3BD36 20 46�2/23�1 46�2/23�1 290/145 29�7 47�52 68�31
Part Number HP
Temperature
Rise @
Full Load
Max Time
Locked
Rotor (Hot)
(seconds)
F.L.
Efficiency
(%)
F.L.
Power
Factor
Rotor
Inertia
(lb·ft2)
Slip
(%)
MTCP2-1P5-3BD36 1-1/2
80°C
[176°F]
8 84 0�80 0�043 3�2
MTCP2-002-3BD36 26 85�5 0�80 0�05 3�05
MTCP2-003-3BD36 38 86�5 0�85 0�133 2�64
MTCP2-005-3BD36 57 88�5 0�88 0�178 2�64
MTCP2-7P5-3BD36 7-1/2 26 89�5 0�83 11�2 2�36
MTCP2-010-3BD36 10 20 90�2 0�85 0�369 2�22
MTCP2-015-3BD36 15 15 91 0�88 1�06 1�53
MTCP2-020-3BD36 20 12 91 0�89 1�26 1�66

Chapter 1: Getting Started
Page 1–19IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
MtcP2 PreMiuM-efficiency cast-irOn three-Phase MOtOrs features and sPecificatiOns (cOntinued)
PerfOrMance data – cast-irOn t-fraMe and tc-fraMe MOtOr – 50hz/ 1500rPM
Performance Data @ 50Hz
Premium-Efficiency T & TC Frame Three-Phase Motors – 1500 rpm
(400 Volt except as indicated)
Part Number HP
NEMA Design
F.L.
RPM
Minimum
Speed
(rpm)
Maximum Speed
(rpm)
F.L. Efficiency
(%)
F.L. Power
Factor
Rotor Inertia
(lb·ft2)
CT
(10:1)
VT
(20:1) CHP Safe
MTCP2-001-3BD18(C) 1
B
1450
146 73
2700
3600 79�6 0�67 0�089
MTCP2-1P5-3BD18(C) 1-1/2 1450 3600 81�4 0�73 0�105
MTCP2-002-3BD18(C) 21450 3600 82�8 0�73 0�116
MTCP2-003-3BD18(C) 31450 3600 84�3 0�77 0�23
MTCP2-005-3BD18(C) 51450 3600 86�6 0�83 0�326
MTCP2-7P5-3BD18(C) 7-1/2 1455 146�5 73�25 3600 87�7 0�83 0�689
MTCP2-010-3BD18(C) 10 1455 3600 88�7 0�84 0�814
MTCP2-015-3BD18(C) 15 1460 147 73�5 3600 89�8 0�84 1�89
MTCP2-020-3BD18(C) 20 1460 3600 90�6 0�85 2�33
MTCP2-025-3BD18(C) 25 1465 147�5 73�75 2700 91�2 0�85 3�36
MTCP2-030-3BD18(C) 30 1465 2700 91�6 0�85 3�83
MTCP2-040-3BD18 40 1475
148 74
2700 92�3 0�85 6�11
MTCP2-050-3BD18 50 1475 2700 92�7 0�86 6�89
MTCP2-060-3BD18 60 1480 2700 93�1 0�83 14�7
MTCP2-075-3BD18 75 1480 2700 93�5 0�83 17�5
MTCP2-100-3BD18 100 1485 148�5 74�25 2700 94�0 0�86 31�2
MTCP2-125-3BD18 125 1490
149 74�5
2700 94�2 0�84 40�1
MTCP2-150-3BD18 150 1490 2700 94�5 0�84 48�5
MTCP2-200-3BD18 200 1490 2250 94�9 0�85 64�3
MTCP2-250-3D18 250 n/a
MTCP2-300-3D18 300 n/a
*** TABLE CONTINUED NEXT PAGE ***

Page 1–20 IronHorse® General Purpose AC Motors User Manual – 10th Ed. Rev A – 01/06/2021
Chapter 1: Getting Started
MtcP2 PreMiuM-efficiency cast-irOn three-Phase MOtOrs features and sPecificatiOns (cOntinued)
PerfOrMance data – cast-irOn t-fraMe and tc-fraMe MOtOr – 50hz/ 1500rPM (cOntinued)
***** Table Continued From Previous Page *****
Performance Data @ 50Hz
Premium-Efficiency T & TC Frame Three-Phase Motors – 1500 rpm
(400 Volt except as indicated)
Part Number HP
Current @ 200V/400V (Amps) Torque (lb·ft)
No
Load
Full
Load
Locked
Rotor
Full
Load
Locked
Rotor
Break
-down
MTCP2-001-3BD18(C) 12�54/1�27 4�04/2�02 26�3/13�1 2�99 9�41 12�7
MTCP2-1P5-3BD18(C) 1-1/2 3�10/1�55 5�44/2�72 31�6/15�8 4�49 13�0 17�4
MTCP2-002-3BD18(C) 24�24/2�12 7�13/3�56 43�9/21�9 5�98 16�7 22�4
MTCP2-003-3BD18(C) 35�56/2�78 9�95/4�98 61�6/30�8 9 20�6 30�4
MTCP2-005-3BD18(C) 55�86/2�93 15�0/7�49 89�6/44�8 15 31�7 48�0
MTCP2-7P5-3BD18(C) 7-1/2 8�40/4�2 22�2/11�1 127/63�4 22�3 40�6 64�9
MTCP2-010-3BD18(C) 10 10�6/5�3 28�9/14�5 172/85�9 29�7 54�1 93�8
MTCP2-015-3BD18(C) 15 17�0/8�5 42�8/21�4 225/112 44�6 80�9 119
MTCP2-020-3BD18(C) 20 19�0/9�5 55�9/28�0 289/144 59�5 108 158
MTCP2-025-3BD18(C) 25 24�0/12 69�5/34�7 370/185 74�2 130 197
MTCP2-030-3BD18(C) 30 30�0/15 83�0/41�5 467/233 89 156 237
MTCP2-040-3BD18 40 39�0/19�5 110/54�9 612/306 118 221 313
MTCP2-050-3BD18 50 46�0/23 135/67�5 757/378 148 276 409
MTCP2-060-3BD18 60 55�0/27�5 167/83�6 1044/522 177 362 490
MTCP2-075-3BD18 75 68�0/34 208/104 1082/541 221 452 612
MTCP2-100-3BD18 100 76�0/38 266/133 1534/767 294 530 778
MTCP2-125-3BD18 125 110/55 340/170 1699/850 367 573 881
MTCP2-150-3BD18 150 126/63 407/203 2107/1054 440 687 1110
MTCP2-200-3BD18 200 160/80 534/267 2834/1417 587 916 1480
MTCP2-250-3D18 250 n/a
MTCP2-300-3D18 300 n/a
*** TABLE CONTINUED NEXT PAGE ***